YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading
posted by nanrod 6 years 3 months 2 weeks ago • 524 views • 9:05Videos (237) | Sift Talk (0) | Blogs (0) | Comments (1000) |
YouTube description: The village of Kamikatsu in Japan has taken their commitment to sustainability to a new level. While the rest of the country has a recycling rate of around 20 percent, Kamikatsu... continue reading
posted by Aard Vark (oritteropo) 6 years 4 months 2 weeks ago • 482 views • 4:13Summary: Fluidized beds are used in industry for various reasons. They also happen to be really cool to play with and swim in. I made a liquid sand hot tub by adding air in just the right way. MUSIC- ... continue reading
posted by newtboy 6 years 5 months ago • 873 views • 10:03"... Read more about the concept of non-state spaces: https://goo.gl/UsgDDy For thousands of years, humans have drawn lines on the earth, dividing the planet into nations. But there are some parts of... continue reading
posted by ant 6 years 5 months 1 week ago • 22 views • 13:27Robert Levin plays the third movement of Mozart's Sonata No. 17 in B flat major K 570, and talks about the differences between the instrument it was composed on and the pianos typically used today and... continue reading
posted by Aard Vark (oritteropo) 6 years 5 months 2 weeks ago • 1,129 views • 4:37The reason they need weevil greenhouses is that the Brazilian weevils don't like Texan winters, and tend to die off over winter. If they mentioned it in this video I missed it. YouTube description: ... continue reading
posted by Aard Vark (oritteropo) 6 years 6 months ago • 976 views • 3:44The history of eating one's fellow man is rich with culinary tradition and innovation, carried on in no small part by Dr. Hannibal Lecter. In this pivotal scene, he gives a fellow killer a taste of his... continue reading
posted by Mordhaus 6 years 6 months ago • 97 views • 6:42YouTube description: Near Slab City, California, a man painted a hill. It was outsider art: Leonard Knight had no training and no great masters to imitate. But somehow, he created something that resonates... continue reading
posted by Aard Vark (oritteropo) 6 years 6 months ago • 551 views • 4:25I built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading
posted by Mordhaus 6 years 6 months 1 week ago • 454 views • 5:46YouTube description: On the river Rhine in Switzerland, there are reaction ferries: boats with no engine, no paddles, no onboard motive power at all. Here's how they work -- and a question about what... continue reading
posted by Aard Vark (oritteropo) 6 years 7 months ago • 601 views • 2:30This video is about using particle accelerators as part of the solar panel silicon wafer manufacturing process. The accelerators embed protons into the wafer crystals, allowing them to break and separate... continue reading
posted by newtboy 6 years 7 months 2 weeks ago • 568 views • 3:42"Protection from deportation and the chance to work have been life-changing for DACA recipients. But if Congress and the White House can’t agree on a bill to protect them within a six-month timeframe,... continue reading
posted by ant 6 years 7 months 4 weeks ago • 219 views • 5:28Petscop, is a seemingly harmless, PS One game that never made it to market. But dig a little deeper, and you'll find there is no game. Just fake let's plays, of a fake game, telling a very REAL and traumatic... continue reading
posted by Mordhaus 6 years 8 months 1 week ago • 71 views • 17:59The Secret Service can no longer afford to pay hundreds of agents it needs to carry out an expanded protective mission. Federally mandated limits set by congress meant to pay the secret service for the... continue reading
posted by newtboy 6 years 8 months 2 weeks ago • 509 views • 1:13YouTube: I have always thought that sex ed and statistics should be the same course. There's no better way to show how vital stats is to your every day life than to look at statistics. Probabilities... continue reading
posted by PlayhousePals 6 years 9 months 2 weeks ago • 411 views • 3:56Let's say you're traveling at 17,500 miles per hour (28,000 km/h) in low earth orbit, your main engines are out of fuel, and it's your job to guide the spaceship through a fiery re-entry without burning... continue reading
posted by Ashenkase 6 years 9 months 2 weeks ago • 114 views • 17:49YouTube: This video is about why it's harder to successfully land spacecraft and landers and rovers on Mars than on Earth, or Venus, or the Moon, or Titan, or asteroids. It all comes down to atmospheric... continue reading
posted by PlayhousePals 6 years 9 months 2 weeks ago • 582 views • 2:02‘I was stunned when the pieces started falling into place,’ recalls specialist Howard Dixon of the moment an unassuming folio of photographs was presented to him in a restaurant in Texas earlier this year. ... continue reading
posted by Mordhaus 6 years 10 months ago • 1,174 views • 3:34YouTube: Which marvel of nature can build a 2 metre Orb Web with a silk that ranks as the World's toughest natural fibre? - The answer is the Darwin's Bark Spider and this real life "Spider Woman", no... continue reading
posted by PlayhousePals 6 years 10 months 1 week ago • 1,549 views • 4:09Hell no! YouTube: Your memory may play tricks on you!
posted by PlayhousePals 6 years 10 months 3 weeks ago • 101 views • 3:28